because he's a very cagey individual. if he senses one thing wrong, he goes into a shell like a turtle and you'll never get him back out once he's in. >> but keene didn't have time to wait. he needed to get home to his ailing father, so hours after becoming a springfield inmate, he spotted larry hall and made his first move. >> i made it a point for us to bump shoulders, and as we gently bumped shoulders i turned around and said, excuse me, i said, i'm new here, you wouldn't happen to know where the library is, would you? >> hall offered to show keene the way. >> and i just reached over and slapped him on the shoulder and i said, thanks a lot, i appreciate that from a cool guy like you. >> over the next week, keene watched hall's every move from his cell across the hall. >> i walked up to him and i says, hey, this is where i'm at, are you in this area here and he says, yeah, i'm right there.